/*
 * Copyright (c) 2013 Functional Streams for Scala
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy of
 * this software and associated documentation files (the "Software"), to deal in
 * the Software without restriction, including without limitation the rights to
 * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
 * the Software, and to permit persons to whom the Software is furnished to do so,
 * subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
 * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
 * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
 * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */

package fs2
package io
package net

import com.comcast.ip4s.{GenSocketAddress, SocketAddress, UnixSocketAddress}
import java.net.{SocketAddress => JSocketAddress, InetSocketAddress, UnixDomainSocketAddress}
import jnr.unixsocket.{UnixSocketAddress => JnrUnixSocketAddress}

private[net] object SocketAddressHelpers {

  def toGenSocketAddress(address: JSocketAddress): GenSocketAddress =
    address match {
      case addr: InetSocketAddress => SocketAddress.fromInetSocketAddress(addr)
      case _                       =>
        if (JdkUnixSocketsProvider.supported && address.isInstanceOf[UnixDomainSocketAddress]) {
          UnixSocketAddress(address.asInstanceOf[UnixDomainSocketAddress].getPath.toString)
        } else if (JnrUnixSocketsProvider.supported && address.isInstanceOf[JnrUnixSocketAddress]) {
          UnixSocketAddress(address.asInstanceOf[JnrUnixSocketAddress].path)
        } else throw new IllegalArgumentException("Unsupported address type: " + address)
    }
}
